S. Hastutik, R. E. . Putra, and S. Sundahry, “Improvement of Mathematics Learning Process and Outcomes Using the Realistic Mathematics Education Model in Grade II Students at SDN 205/II Bangun Harjo”, Math-Action, vol. 1, no. 2, pp. 87–97, Dec. 2025, doi: 10.63461/math-action.v12.182.